Washer for Demag AC80-1

The washer with part number 343 707 99 is a fastener component used in the assembly of the Demag AC80-1 all-terrain crane. It functions by distributing the clamping force of a bolt or nut over a wider area, which helps prevent damage to the mating surfaces of the machine components. By providing a stable bearing surface, it assists in maintaining the integrity of bolted connections subjected to the dynamic loads and stresses typical of heavy crane operations.

This specific washer is compatible with the Demag AC80-1 model. It is intended for use in securing various structural and mechanical assemblies where precise load distribution is required to prevent fasteners from loosening. Proper installation of this component is necessary to ensure that connections remain firm and secure during the operation of the crane.

In heavy machinery, washers are used to protect the surface of the component being fastened and to provide a smooth surface for the nut or bolt head to rotate against during tightening. They also help maintain the tension in a bolted joint, which is vital for the stability and safety of the machine structure. Regular inspection and replacement of these components during maintenance cycles help preserve the structural integrity of the equipment.